Feature 1Made from galvanized steel, surface treated with zinc plated, corrosion-resistant and rust-proof 2Having two mounting plates, one for attaching another for rotating turnable 3Ball bearing raceway for smooth rotation 41/4 inch balls for efficient operation and maximum stability of the mechanism 5Ideal for kitchen cabinets, planters, serving platters at the table, and large tabletops etc Our lazy susan bearings set has two mounting plates, one for attaching to a stable surface and another is to provide a rotating turntable. The size is 6 inch wide and 5/16 inch thick for strength and durability. Surface treated with zinc plated, corrosion-resistant and rust-proof. It is suitable for using with revolving shelves in kitchen cabinets, planters, serving platters at the table, and large tabletops etc. Features: Made from galvanized steel, surface treated with zinc plated, corrosion-resistant and rust-proof. With the size 6" wide and 5/16" thick, for strength and durability. Ball bearing raceway for smooth rotation. Our swivel bearing has a deeper ball raceway to allow balls to move effectively and smoothly. All of our carousel turntable bearings use 1/4 inch balls for efficient operation and maximum stability of the mechanism. It is suitable for using with revolving shelves in corner cabinets, turntable kaleidoscopes, tabletop serving, pop displays, magazine racks, movie poster displays, television and computer monitor turntables, flower arranging, cake decorating, revolving musical boxes etc. Specifications: Condition: 100% New and High Quality Material: Galvanized Steel Surface Treatment: Zinc plated Color: As picture shown. Size: Approx. 155 * 155mm / 6 * 6 inch Thickness: Approx. 0.8mm / 5/16inch (1inch = 2.54cm) Package Includes: 1 x Rotating Swivel Turntable Plate Please Note: 1. Please allow 1-3mm errors due to manual measurement 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.